[INFO] fetching crate rave_h264 0.1.1...
[INFO] checking rave_h264-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rave_h264 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rave_h264 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rave_h264 0.1.1
[INFO] finished tweaking crates.io crate rave_h264 0.1.1
[INFO] tweaked toml for crates.io crate rave_h264 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages
[INFO] [stderr]       Adding nasm-rs v0.2.5 (latest: v0.3.0)
[INFO] [stderr]       Adding openh264 v0.4.4 (latest: v0.6.0)
[INFO] [stderr]       Adding openh264-sys2 v0.4.4 (latest: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nasm-rs v0.2.5
[INFO] [stderr]   Downloaded rave_types v0.1.1
[INFO] [stderr]   Downloaded openh264-sys2 v0.4.4
[INFO] [stderr]   Downloaded openh264 v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2afeaa7e215bb6ef6a44e82be7bf1331590fcf720c07f54f8874113ad4eee651
[INFO] running `Command { std: "docker" "start" "-a" "2afeaa7e215bb6ef6a44e82be7bf1331590fcf720c07f54f8874113ad4eee651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2afeaa7e215bb6ef6a44e82be7bf1331590fcf720c07f54f8874113ad4eee651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afeaa7e215bb6ef6a44e82be7bf1331590fcf720c07f54f8874113ad4eee651", kill_on_drop: false }`
[INFO] [stdout] 2afeaa7e215bb6ef6a44e82be7bf1331590fcf720c07f54f8874113ad4eee651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcde08dd9a4bf7347ed3c9c102b4be29c9e947b96f454587cc1eaedbc3bd783d
[INFO] running `Command { std: "docker" "start" "-a" "bcde08dd9a4bf7347ed3c9c102b4be29c9e947b96f454587cc1eaedbc3bd783d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling nasm-rs v0.2.5
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking rave_types v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling openh264-sys2 v0.4.4
[INFO] [stderr]     Checking openh264 v0.4.4
[INFO] [stderr]     Checking rave_h264 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/encode.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn encode(&mut self, frame: Yuv420pFrame) -> Result<Vec<Unit<H264>>> {
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/encode.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Encoder {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 15 |     inner: openh264::encoder::Encoder,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/encode.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn encode(&mut self, frame: Yuv420pFrame) -> Result<Vec<Unit<H264>>> {
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/encode.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Encoder {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 15 |     inner: openh264::encoder::Encoder,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.94s
[INFO] running `Command { std: "docker" "inspect" "bcde08dd9a4bf7347ed3c9c102b4be29c9e947b96f454587cc1eaedbc3bd783d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcde08dd9a4bf7347ed3c9c102b4be29c9e947b96f454587cc1eaedbc3bd783d", kill_on_drop: false }`
[INFO] [stdout] bcde08dd9a4bf7347ed3c9c102b4be29c9e947b96f454587cc1eaedbc3bd783d